This humanoid robot learned realistic lip movements by watching YouTube

Lipson believes such work addresses a neglected dimension of robotics. Most humanoid research, he explained, has emphasized mechanics – legs, hands, locomotion – while overlooking facial affect. Yet for robots operating in education, healthcare, and elder care, a believable face may matter as much as functional agility. As global production of humanoid robots accelerates – some economists predict billions within a decade – facial realism will likely define public comfort.

"We are close to crossing the uncanny valley," Hu said. "There is no future where humanoid robots don't have faces that move properly." Login

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This humanoid robot learned realistic lip movements by watching YouTube

The technology could redefine how machines express emotion and interact with people

By Skye Jacobs

Serving tech enthusiasts for over 25 years. TechSpot means tech analysis and advice you can trust.

Something to look forward to: Inside a Columbia University engineering lab, a humanoid robot has learned to move its lips with previously unseen realism. The project, led by the Creative Machines Lab, represents the first time an autonomous system has acquired natural lip movement for speaking and singing through visual learning alone. This breakthrough is less about entertainment than about communication depth. Robotic faces that convey emotional subtlety could fundamentally change how machines engage with humans. Study lead Yuhang Hu noted that pairing realistic facial motion with conversational AI like ChatGPT or Gemini can enhance the emotional resonance of interactions, strengthening the illusion of shared understanding. Over time, as models absorb longer and richer conversational contexts, these micro-gestures could grow more context-aware.